Problem 1470 (difficulty: 2/10)

Let \(\displaystyle f:\R\to\R\) be Borel-measurable, and \(\displaystyle g:M\to\R\) measurable for some \(\displaystyle (M,\mu)\) measure space. Prove that \(\displaystyle f\circ g\) is \(\displaystyle \mu\)-measurable.

Give me another random problem!

Subject, section:
Requested difficulty:
Request for a concrete problem:I want problem no.

Supported by the Higher Education Restructuring Fund allocated to ELTE by the Hungarian Government